What's in Your Water?

Public water supplies are tested regularly to ensure tap water meets the standards set by the U.S. Environmental Protection Agency (EPA), as well as state and local regulations. This free database compiles all of these test results to reveal exactly what’s in your water. Enter your zip code to see the specific contaminants in your tap water, how they can affect you, and how to best protect yourself and your family.

How it Works
1
Enter your zip code
2
See which contaminants are in your water
3
Find the best water filter for you
Popular Searches
New York, NY
New York City System
9
Contaminants
Exceed EWG Health Guidelines
Learn More
Los Angeles, CA
Los Angeles Department of Water and Power
8
Contaminants
Exceed EWG Health Guidelines
Learn More
Chicago, IL
City of Chicago
12
Contaminants
Exceed EWG Health Guidelines
Learn More
Houston, TX
City of Houston
13
Contaminants
Exceed EWG Health Guidelines
Learn More
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